simulations:\n",
" - name: periodicPoiseuillePipeN16\n",
" save_path: ./validation/analytical/03_poiseuille_pipe_flow/results/periodic\n",
" n_steps: 2000\n",
" report:\n",
" frequency: 1000\n",
"\n",
" data:\n",
" divergence: {frequency: 50}\n",
" exports:\n",
" default:\n",
" macrs: [rho, u, f_IBM, S]\n",
" interval:\n",
" frequency: 0\n",
" lvl: 0\n",
" target:\n",
" volume: {}\n",
" outputs:\n",
" instantaneous: true\n",
" plane_series:\n",
" macrs: [rho, u]\n",
" interval: {frequency: 2000, lvl: 0}\n",
" target:\n",
" planes:\n",
" # Cross-section normal to the streamwise (x) flow at mid-domain.\n",
" # Exported as a triangle surface so ParaView renders the parabolic\n",
" # pipe velocity profile as a plane instead of a point cloud. With\n",
" # min/max omitted the plane spans the full domain; each case below\n",
" # only overrides axis_pos for its own mid-domain x position.\n",
" cross_section:\n",
" axis: x\n",
" axis_pos: 12\n",
" dist: 1\n",
"\n",
" outputs:\n",
" instantaneous: true\n",
" domain:\n",
" domain_size:\n",
" x: 24\n",
" y: 24\n",
" z: 24\n",
" block_size: 8\n",
"\n",
" bodies:\n",
" cylinder:\n",
" geometry_path: fixture/stl/basic/cylinder.stl\n",
" small_triangles: add\n",
" transformation:\n",
" scale: [8, 8, 8]\n",
" translation: [-4, 4, 4]\n",
"\n",
" models:\n",
" precision:\n",
" default: single\n",
"\n",
" LBM:\n",
" tau: 0.8\n",
" F:\n",
" x: 6.25E-05\n",
" y: 0\n",
" z: 0\n",
" vel_set: D3Q27\n",
" coll_oper: RRBGK\n",
"\n",
" engine:\n",
" name: CUDA\n",
"\n",
" IBM:\n",
" forces_accomodate_time: 1000\n",
" body_cfgs:\n",
" default: {}\n",
"\n",
" BC:\n",
" periodic_dims: [true, false, false]\n",
" BC_map:\n",
" - pos: N\n",
" BC: RegularizedHWBB\n",
" wall_normal: N\n",
" order: 1\n",
"\n",
" - pos: S\n",
" BC: RegularizedHWBB\n",
" wall_normal: S\n",
" order: 1\n",
"\n",
" - pos: F\n",
" BC: RegularizedHWBB\n",
" wall_normal: F\n",
" order: 2\n",
"\n",
" - pos: B\n",
" BC: RegularizedHWBB\n",
" wall_normal: B\n",
" order: 2\n",
"\n",
" - name: periodicPoiseuillePipeN32\n",
" parent: periodicPoiseuillePipeN16\n",
"\n",
" n_steps: 8000\n",
"\n",
" data:\n",
" exports:\n",
" plane_series:\n",
" target:\n",
" planes:\n",
" # Mid-domain x for this domain size; bounds auto-span the full domain.\n",
" cross_section: {axis_pos: 20}\n",
"\n",
" domain:\n",
" domain_size:\n",
" x: 40\n",
" y: 40\n",
" z: 40\n",
" block_size: 8\n",
" bodies: !not-inherit\n",
" cylinder:\n",
" geometry_path: fixture/stl/basic/cylinder.stl\n",
" small_triangles: add\n",
" transformation:\n",
" scale: [16, 16, 16]\n",
" translation: [-4, 4, 4]\n",
"\n",
" models:\n",
" LBM:\n",
" F:\n",
" x: 7.8125E-06\n",
" y: 0\n",
" z: 0\n",
"\n",
" - name: periodicPoiseuillePipeN64\n",
" parent: periodicPoiseuillePipeN16\n",
"\n",
" n_steps: 32000\n",
"\n",
" data:\n",
" exports:\n",
" plane_series:\n",
" target:\n",
" planes:\n",
" # Mid-domain x for this domain size; bounds auto-span the full domain.\n",
" cross_section: {axis_pos: 36}\n",
"\n",
" domain:\n",
" domain_size:\n",
" x: 72\n",
" y: 72\n",
" z: 72\n",
" block_size: 8\n",
" bodies: !not-inherit\n",
" cylinder:\n",
" geometry_path: fixture/stl/basic/cylinder.stl\n",
" small_triangles: add\n",
" transformation:\n",
" scale: [32, 32, 32]\n",
" translation: [-4, 4, 4]\n",
" models:\n",
" LBM:\n",
" F:\n",
" x: 9.76563E-07\n",
" y: 0\n",
" z: 0\n",
"\n",
" - name: periodicPoiseuillePipeN128\n",
" parent: periodicPoiseuillePipeN16\n",
"\n",
" n_steps: 128000\n",
"\n",
" data:\n",
" exports:\n",
" plane_series:\n",
" target:\n",
" planes:\n",
" # Mid-domain x for this domain size; bounds auto-span the full domain.\n",
" cross_section: {axis_pos: 68}\n",
"\n",
" domain:\n",
" domain_size:\n",
" x: 136\n",
" y: 136\n",
" z: 136\n",
" block_size: 8\n",
" bodies: !not-inherit\n",
" cylinder:\n",
" geometry_path: fixture/stl/basic/cylinder.stl\n",
" small_triangles: add\n",
" transformation:\n",
" scale: [64, 64, 64]\n",
" translation: [-4, 4, 4]\n",
" models:\n",
" LBM:\n",
" F:\n",
" x: 1.22070E-07\n",
" y: 0\n",
" z: 0\n",
"\n",
" - name: velocityNeumannPoiseuillePipeMultilevel\n",
" save_path: ./validation/analytical/03_poiseuille_pipe_flow/results/velocity_neumann_multilevel\n",
"\n",
" n_steps: 32000\n",
"\n",
" report:\n",
" frequency: 1000\n",
"\n",
" data:\n",
" divergence: {frequency: 1}\n",
" exports:\n",
" default:\n",
" macrs: [rho, u, f_IBM, S]\n",
" interval:\n",
" frequency: 8000\n",
" lvl: 0\n",
" target:\n",
" volume: {}\n",
" outputs:\n",
" instantaneous: true\n",
" plane_series:\n",
" macrs: [rho, u]\n",
" interval: {frequency: 8000, lvl: 0}\n",
" target:\n",
" planes:\n",
" # Cross-section normal to the streamwise (x) flow; bounds omitted so\n",
" # the plane auto-spans the full domain on the in-plane axes.\n",
" cross_section:\n",
" axis: x\n",
" axis_pos: 52\n",
" dist: 1\n",
"\n",
" outputs:\n",
" instantaneous: true\n",
" domain:\n",
" domain_size:\n",
" x: 104\n",
" y: 32\n",
" z: 32\n",
"\n",
" block_size: 8\n",
" bodies_domain_limits:\n",
" start: [4, 8, 8]\n",
" end: [88, 40, 40]\n",
" is_abs: true\n",
" bodies:\n",
" cylinder:\n",
" geometry_path: fixture/stl/basic/cylinder.stl\n",
" small_triangles: add\n",
" transformation:\n",
" scale: [8, 8, 8]\n",
" translation: [4, 8, 8]\n",
" refinement:\n",
" static:\n",
" default:\n",
" bodies:\n",
" - body_name: cylinder\n",
" lvl: 1\n",
" normal_offsets: [-2, 0, 2]\n",
"\n",
" models:\n",
" precision:\n",
" default: single\n",
"\n",
" LBM:\n",
" tau: 0.51\n",
" vel_set: D3Q27\n",
" coll_oper: RRBGK\n",
"\n",
" engine:\n",
" name: CUDA\n",
"\n",
" BC:\n",
" periodic_dims: [false, false, false]\n",
" BC_map:\n",
" - pos: W\n",
" BC: UniformFlow\n",
" wall_normal: W\n",
" rho: 1.0\n",
" ux: 0.05\n",
" uy: 0\n",
" uz: 0\n",
" order: 2\n",
"\n",
" - pos: E\n",
" BC: RegularizedNeumannOutlet\n",
" rho: 1.0\n",
" wall_normal: E\n",
" order: 2\n",
"\n",
" - pos: N\n",
" BC: Neumann\n",
" wall_normal: N\n",
" order: 1\n",
"\n",
" - pos: S\n",
" BC: Neumann\n",
" wall_normal: S\n",
" order: 1\n",
"\n",
" - pos: F\n",
" BC: Neumann\n",
" wall_normal: F\n",
" order: 0\n",
"\n",
" - pos: B\n",
" BC: Neumann\n",
" wall_normal: B\n",
" order: 0\n",
"\n",
" IBM:\n",
" forces_accomodate_time: 1000\n",
" body_cfgs:\n",
" default: {}\n",
"